San Diego Community Power’s Solar Battery Savings program can help eligible homeowners add storage to existing solar. But “existing solar” does not mean a battery completed before the program application automatically qualifies for a retroactive rebate. Check the battery project’s Permission to Operate date before including an incentive in your budget.
This guide uses SDCP’s current program page and linked Fall 2025 manual, checked November 2, 2026. The 2024 pilot has separate resources; ask SDCP which terms apply to your project.
Distinguish existing solar from an already completed battery
Section 2.2 of the program manual requires a new battery system. It excludes projects completed before the application was submitted, defining completion by the date of SDG&E’s Permission to Operate notification.
Section 3.4 separately distinguishes existing interconnected solar or solar-plus-storage systems from first-time solar-and-storage installations. That classification helps determine rebate treatment; it does not remove the new-battery requirement.
For illustration, compare a home with older solar that is now planning a battery with a home whose battery already received PTO before an application was submitted. Those are different project histories. Ask the contractor to identify the relevant battery PTO and application dates, rather than relying on a description such as “new to the program.”
Organize the dates before scheduling work
The Solar Battery Savings page directs an approved contractor to apply for approval and reserve the rebate before installation. Follow that sequence rather than treating the PTO cutoff as permission to install first.
Our suggested project file contains:
- The existing solar equipment list and its utility records.
- A separate description of the proposed new battery equipment.
- The program application submission and approval confirmations.
- The planned installation schedule and eventual battery PTO notice.
- A proposal showing how any approved incentive affects your payments.
If work is already underway, send the actual timeline to the approved contractor and SDCP for review. Do not change dates or assume a later paperwork submission makes an earlier completed project eligible. Our rebate-payment guide explains the separate steps between reservation and payment.
Confirm service and equipment eligibility
Use SDCP’s service overview and bill guide to verify your enrollment. SDCP supplies generation; SDG&E handles delivery, billing and grid outages. A San Diego County address alone does not establish Community Power service.
The program page also requires a qualifying residential account and single-family service address, solar-only charging and compatible program participation. Confirm approved equipment, current funding and the actual reservation with the contractor. A date check alone does not qualify a project. Our battery-model guide covers equipment-specific conditions.
Fit the project into a useful PPA
A qualifying no-upfront solar-plus-battery PPA can help eligible homeowners access equipment while preserving cash. SDCP’s manual allows third-party ownership with documented system-owner authorization. Have the provider confirm that consent and identify the incentive recipient.
The CPUC solar guide explains provider ownership and ongoing electricity payments. Review the rate, escalator, term, battery fees, maintenance and transfer terms, plus remaining utility costs. Ask for a comparison using the incentive actually approved; no upfront purchase does not mean free electricity or guaranteed savings.
PG&E’s general battery guidance explains why stored charge and connected loads limit backup duration. Confirm supported circuits and power limits. Ordinary grid-tied solar alone generally does not provide outage power, and solar recharge requires suitable sunlight and compatible equipment.
Bring your project timeline and proposal to the West Coast Alternatives homeowner journey. WCA is independent of SDCP and does not determine program eligibility.